TIC 257603062
Eclipsing binaryNew candidate
Notes
Found automatically by hunt.py in TESS sector 4 (flagged in 2 sector(s)). Detection score 79.4.
Not in VSX, ASAS-SN or ZTF variable catalogues at the time of the search; not in Gaia DR3's variable lists.
Unchecked by hand yet: verify the period, nearby stars and a wider catalogue search.
The signal
| Type | Eclipsing binary |
| Status | New candidate |
| Period (days) | 4.79145 |
| Period source | hunt.py on TESS QLP sector 4 |
| Eclipse / dip depth | 1.1% |
| Amplitude | 0.4% |
| Data used | TESS sector 4 (QLP) |
The star (Gaia & TESS)
| Distance (pc) | 721 (~2,352 light years) |
| Temperature (Gaia) | 5,924 K |
| Size (Gaia) | 1.86 x the Sun |
| Mass (Gaia) | 1.18 x the Sun |
| Luminosity (Gaia) | 3.82 x the Sun |
| Colour, Gaia BP-RP | 0.73 |
| RUWE (Gaia) | 1.05 - fits a single star |
| Radial velocity (Gaia) | speed changes by 162 km/s - likely an orbiting pair |
| Gaia G mag | 12.47 |
| TESS mag | 12.1 |
Names & neighbours
| TIC ID | 257603062 |
| Gaia DR3 ID | 5098823309379927168 |
| SIMBAD name | TYC 5879-104-1 [*] |
| Nearest known variable | Gaia DR3 5098823481178617344 (ROT), 83" away |
| RA (deg) | 53.291 |
| Dec (deg) | -22.1038 |
| Look it up | SIMBAD · VSX · ESASky · ExoFOP |
Record
| Found by | hunt.py (automatic) |
| Date | 2026-10-12 |
Where it sits among the stars
ESA Gaia colour and true brightness. Grey: every Star Log candidate. Orange: this star.
Data files
- TIC257603062_s0004.fits 68 KB
- TIC257603062_s0004.png 39 KB
- thumb.png 53 KB
- meta.json
